<template>
  <Layout>
    <div style="min-height: 600px" v-loading="loading">
      <el-card shadow="never" style="margin-bottom: 20px">
        <el-input
          placeholder="请输入关键字"
          v-model="searchKey"
          clearable
          style="width: 300px"
        ></el-input>
        <el-button
          @click="search"
          icon="el-icon-search"
          style="margin-left: 10px"
          circle
          plain
        ></el-button>
        <el-button
          @click="$share()"
          style="margin-left: 10px"
          icon="el-icon-share"
          type="warning"
          plain
          circle
        ></el-button>
        <el-button
          type="primary"
          icon="el-icon-edit"
          round
          plain
          style="float: right;"
          @click="goAdd"
          >写博文</el-button
        >
      </el-card>

      <div v-if="blogs && blogs.length > 0">
        <el-card
          shadow="hover"
          v-for="(item, index) in blogs"
          :key="'p' + index"
          style="margin-bottom: 20px"
        >
          <template v-if="!item.hide">
            <div slot="header">
              <el-row>
                <el-col :span="16">
                  <span>
                    <a
                      style="text-decoration:none;cursor:pointer"
                      @click="goDetails(item.id)"
                    >
                      <i class="el-icon-edit-outline"></i>&nbsp;&nbsp;
                      {{ item.title }}
                    </a>
                  </span>
                </el-col>
                <el-col :span="8">
                  <div style="text-align: right;">
                    <el-button
                      @click="$share('/user/blog/details/' + item.id)"
                      style="padding: 3px 0"
                      type="text"
                      icon="el-icon-share"
                    ></el-button>
                    <el-button
                      @click="editBlog(index)"
                      style="padding: 3px 0"
                      type="text"
                      icon="el-icon-edit"
                      v-if="token"
                    ></el-button>
                    <el-button
                      @click="deleteBlog(index)"
                      style="padding: 3px 0"
                      type="text"
                      icon="el-icon-delete"
                      v-if="token"
                    ></el-button>
                  </div>
                </el-col>
              </el-row>
            </div>
            <div style="font-size: 0.9rem;line-height: 1.5;color: #606c71;">
              最近更新 {{ item.updateTime }}
            </div>
            <div
              style="font-size: 1.1rem;line-height: 1.5;color: #303133;padding: 10px 0px 0px 0px"
            >
              {{ item.description }}
            </div>
          </template>
        </el-card>
        <div style="text-align: center">
          <el-pagination
            @current-change="list"
            background
            layout="prev, pager, next"
            :current-page.sync="query.page"
            :page-size="query.pageSize"
            :total="query.pageNumber * query.pageSize"
          >
          </el-pagination>
        </div>
      </div>

      <el-card
        shadow="never"
        style="margin-bottom: 20px;padding: 20px 0px 20px 0px;text-align: center"
        v-if="!blogs || blogs.length == 0"
      >
        <font style="font-size: 30px;color:#dddddd ">
          <b>还没有博客 (╯°Д°)╯︵ ┻━┻</b>
        </font>
      </el-card>
    </div>
  </Layout>
</template>
<page-query>
query{
  busers: allMyData{
    edges {
      node {
        githubUsername
        blogTitle
        blogDescribe
        htmlTitle
        fontColor
        useBackgroundImage
        backgroundColorLeft
        backgroundColorRight
        mini
        webSites{
          name
          url
        }
      }
    }
  }
}
</page-query>
<script>
import tokenApi from '@/store/token.js'
import GistApi from '@/api/gist'
export default {
  metaInfo: {
    title: '博客列表'
  },
  data() {
    return {
      query: {
        page: 1,
        pageSize: 5,
        pageNumber: 1,
      },
      loading: false,
      searchKey: '',
      blogs: [],
    }
  },
  computed: {
    token(){
      return tokenApi.getToken()
    }
  },
  mounted() {
    this.list()
  },
  methods: {
    list() {
      this.blogs = []
      this.loading = true
      let githubUsername = this.$page.busers.edges[0].node.githubUsername
      GistApi.list(this.query, githubUsername)
        .then((response) => {
          let result = response.data
          let pageNumber = this.$util.parseHeaders(response.headers)
          if (pageNumber) {
            this.query.pageNumber = pageNumber
          }
          for (let i = 0; i < result.length; i++) {
            for (let key in result[i].files) {
              let data = {}
              data['title'] = key
              data['url'] = result[i].files[key]
              data['description'] = result[i]['description']
              data['id'] = result[i]['id']
              data['createTime'] = this.$util.utcToLocal(
                result[i]['created_at']
              )
              data['updateTime'] = this.$util.utcToLocal(
                result[i]['updated_at']
              )
              data['hide'] = false
              this.blogs.push(data)
              break
            }
          }
        })
        .then(() => (this.loading = false))
    },
    search() {
      for (let i = 0; i < this.blogs.length; i++) {
        this.blogs[i].hide = this.blogs[i].title.indexOf(this.searchKey) < 0
      }
    },
    editBlog(index) {
      if (!this.token) {
        this.$message({
          message: '请绑定有效的Token',
          type: 'warning',
        })
        return
      }
      this.$router.push('/blog/edit/' + this.blogs[index].id)
    },
    deleteBlog(index) {
      this.$confirm('是否永久删除该博客?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning',
      }).then(() => {
        let blog = this.blogs[index]
        GistApi.delete(blog.id).then((result) => {
          this.$message({
            message: '删除成功',
            type: 'success',
          })
          this.blogs.splice(index, 1)
        })
      })
    },
    goAdd() {
      if (!this.token) {
        this.$message({
          message: '请绑定有效的Token',
          type: 'warning',
        })
        return
      }
      this.$router.push('/blog/add')
    },
    goDetails(id) {
      this.$router.push('/user/blog/details/' + id)
    },
  },
}
</script>
